Jewelry Closure: Spring Ring Clasp Setting: Prong Shape: Butterfly, Animals Stone Cut: Pear Stone Millimeter Measurement: 6 Mm Length Metal Color: Yellow Chain Length: 18 Inch Chain Width: .6 Millimeters Pendant Length: 17mm Pendant Width: 13mm Rounded Carat Weight: Less Than 1/10 Ct.t.w Chain Construction: Rope Care: Wipe Clean Stone Type: 4 Lab Created Sapphire, 18 Natural Diamond Authenticity: Lab Created Stone Birthstone: September Birthstone Metal: 10k Gold Necklace Type: Pendant Necklaces Country of Origin: Imported Gemstones may be treated and may require special care. Diamond total weights may vary between .01 and .08 carat. Metal may be rhodium plated to enhance appearance and reduce tarnishing. Photos are enlarged to show detail.